@book{2978,
	author = {Bell, F G.},
	title = {Engineering Geology},
	publisher = {Butterworth-Heinemann,},
	year = {2007.},
	address = {SAN FRANCISCO},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0750680776/chopaconline-20}
}